ISLAMABAD (AP) The Pakistani government imposed a rare curfew on Saturday in a northern city where sectarian clashes during a Shiite religious commemoration broke out the day before, while Taliban insurgents threatened to avenge the eight Sunni Muslims who authorities say were killed. Outbursts of sectarian violence occur regularly in Pakistan. Hard-liners from the Sunni majority who consider Shiites to be heretics have targeted the sect with bombs and shootings, with Shiite...
